Answer:
I bring light to a dark world. In a current I travel and through tunnels I am hurled. Touch me and I'll kill you. What am I?
I am long and slim works in light. Has but one eye and an awful bite.
I am drawn by everyone without pen or pencil
The Titanic is still here. What am I?
I go in hard, come out soft. Blow me hard and I'll make a pop. What am I?
The answer I give is yes, but what I mean is no. What was the question?